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- August 2023
- Teaching Note
LIV Golf
Teaching Note for HBS Case No. 723-371. On March 17, 2022, Greg Norman, CEO of LIV Golf, announced the 8-tournament schedule for the inaugural season of the LIV Golf Invitational Series. Norman, a retired professional golfer and former world #1, was helming the league...
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- July 2023
- Article
Takahashi-Alexander Revisited: Modeling Private Equity Portfolio Outcomes Using Historical Simulations
By: Dawson Beutler, Alex Billias, Sam Holt, Josh Lerner and TzuHwan Seet
In 2001, Dean Takahashi and Seth Alexander of the Yale University Investments Office developed a deterministic model for estimating future cash flows and valuations for the Yale endowment’s private equity portfolio. Their model, which is simple and intuitive, is still...
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Beutler, Dawson, Alex Billias, Sam Holt, Josh Lerner, and TzuHwan Seet. "Takahashi-Alexander Revisited: Modeling Private Equity Portfolio Outcomes Using Historical Simulations." Journal of Portfolio Management 49, no. 7 (July 2023): 144–158.
- 2023
- Working Paper
Evaluation and Learning in R&D Investment
By: Alexander P. Frankel, Joshua L. Krieger, Danielle Li and Dimitris Papanikolaou
We examine the role of spillover learning in shaping the value of exploratory versus incremental
R&D. Using data from drug development, we show that novel drug candidates generate more
knowledge spillovers than incremental ones. Despite being less likely to reach...
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Frankel, Alexander P., Joshua L. Krieger, Danielle Li, and Dimitris Papanikolaou. "Evaluation and Learning in R&D Investment." Harvard Business School Working Paper, No. 23-074, May 2023. (NBER Working Paper Series, No. 31290, May 2023.)
- May 2023
- Article
Competition in Pricing Algorithms
By: Zach Y. Brown and Alexander J. MacKay
We document new facts about pricing technology using high-frequency data, and we examine the implications for competition. Some online retailers employ technology that allows for more frequent price changes and automated responses to price changes by rivals. Motivated...
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Keywords:
Pricing Algorithms;
Pricing Frequency;
Commitment;
Online Competition;
Price;
Information Technology;
Competition
Brown, Zach Y., and Alexander J. MacKay. "Competition in Pricing Algorithms." American Economic Journal: Microeconomics 15, no. 2 (May 2023): 109–156.
- May 2023
- Article
Self-Preferencing at Amazon: Evidence from Search Rankings
By: Chiara Farronato, Andrey Fradkin and Alexander MacKay
We study whether Amazon engages in self-preferencing on its marketplace by favoring its own brands (e.g., Amazon Basics) in search. To address this question, we collect new micro-level consumer search data using a custom browser extension installed by a panel of study...
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Farronato, Chiara, Andrey Fradkin, and Alexander MacKay. "Self-Preferencing at Amazon: Evidence from Search Rankings." AEA Papers and Proceedings 113 (May 2023): 239–243.
- February 2023
- Teaching Note
EnergyNow: Powering a New Market
Teaching Note for HBS Case No. 723-361.
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- February 2023 (Revised August 2023)
- Course Overview Note
Reshaping Competition: Introduction to the Course: Note for Students
MacKay, Alexander J. "Reshaping Competition: Introduction to the Course: Note for Students." Harvard Business School Course Overview Note 723-428, February 2023. (Revised August 2023.)
- December 2022
- Case
LIV Golf
On March 17, 2022, Greg Norman, CEO of LIV Golf, announced the 8-tournament schedule for the inaugural season of the LIV Golf Invitational Series. Norman, a retired professional golfer and former world #1, was helming the league to compete with the PGA Tour, which was...
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Keywords:
Anti-trust;
Golf;
"Sports Organizations,;
Sports Management;
Competition;
Competition Policy;
Strategy;
Strategy And Leadership;
Competitive Strategy;
Sports;
Sports Industry
MacKay, Alexander J. "LIV Golf." Harvard Business School Case 723-371, December 2022.
- October 2022
- Case
Cost Plus Drugs
By: Alexander MacKay and James Barnett
In September 2022, Mark Cuban Cost Plus Drugs Company CEO Alex Oshmyansky considered the future of the company. Cost Plus Drugs was a retailer for more than 340 generic oral medications, selling their drugs at significantly lower prices than typical pharmacies....
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Keywords:
Business Ventures;
Decision Making;
Entrepreneurship;
Ethics;
Health;
Markets;
Social Enterprise;
Society;
Strategy;
Health Care and Treatment;
Business Divisions;
Factories, Labs, and Plants;
Health Industry;
Pharmaceutical Industry;
United States;
Texas
MacKay, Alexander, and James Barnett. "Cost Plus Drugs." Harvard Business School Case 723-362, October 2022.
- Article
Recovering Investor Expectations from Demand for Index Funds
By: Mark Egan, Alexander J. MacKay and Hanbin Yang
We use a revealed-preference approach to estimate investor expectations of stock market returns. Using data on demand for index funds that follow the S&P 500, we develop and estimate a model of investor choice to flexibly recover the time-varying distribution of...
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Keywords:
Stock Market Expectations;
Demand Estimation;
Exchange-traded Funds (ETFs);
Demand and Consumers;
Investment
Egan, Mark, Alexander J. MacKay, and Hanbin Yang. "Recovering Investor Expectations from Demand for Index Funds." Review of Economic Studies 89, no. 5 (October 2022): 2559–2599.
- September 2022
- Case
Blue Steel Investments
MacKay, Alexander J. "Blue Steel Investments." Harvard Business School Case 723-372, September 2022.
- September 2022 (Revised February 2023)
- Case
EnergyNow: Powering a New Market
By: Alexander MacKay and James Barnett
In August 2022, EnergyNow co-founder and CEO Stuart MacWilliam (MBA 2015) considers the company strategy for building solar panels to provide power in South Africa’s recently deregulated energy market.
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Keywords:
Business Ventures;
Development Economics;
Energy;
Alternative Energy;
Energy Generation;
Energy Sources;
Renewable Energy;
Entrepreneurship;
Environmental Management;
Ethics;
Geography;
Government and Politics;
Energy Policy;
Law;
Management;
Markets;
Market Timing;
Operations;
Energy Industry;
Utilities Industry;
Africa;
South Africa
MacKay, Alexander, and James Barnett. "EnergyNow: Powering a New Market." Harvard Business School Case 723-361, September 2022. (Revised February 2023.)
- 2022
- Article
Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response
By: Alexander MacKay and Samuel N. Weinstein
Pricing algorithms are rapidly transforming markets, from ride-sharing apps, to air travel, to online retail. Regulators and scholars have watched this development with a wary eye. Their focus so far has been on the potential for pricing algorithms to facilitate...
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Keywords:
Competition Policy;
Regulation;
Algorithmic Pricing;
Dynamic Pricing;
Economics;
Law And Economics;
Law And Regulation;
Consumer Protection;
Antitrust Law;
Industrial Organization;
Antitrust Issues And Policies;
Technological Change: Choices And Consequences;
Competition;
Policy;
Price;
Governing Rules, Regulations, and Reforms;
Microeconomics;
Duopoly and Oligopoly;
Law
MacKay, Alexander, and Samuel N. Weinstein. "Dynamic Pricing Algorithms, Consumer Harm, and Regulatory Response." Washington University Law Review 100, no. 1 (2022): 111–174. (Direct download.)
- August 2022
- Case
The Spreadsheet
By: Zoë B. Cullen and Alexander J. MacKay
Cullen, Zoë B., and Alexander J. MacKay. "The Spreadsheet." Harvard Business School Case 723-366, August 2022.
- August 2022
- Article
Contract Duration and the Costs of Market Transactions
By: Alexander MacKay
The optimal duration of a supply contract balances the costs of reselecting a supplier against the costs of being matched to an inefficient supplier when the contract lasts too long. I develop a structural model of contract duration that captures this tradeoff and...
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Keywords:
Supply Contracts;
Intermediate Goods;
Switching Costs;
Vertical Relationships;
Transaction Costs;
Contract Duration;
Identification;
Supply Chain;
Cost;
Contracts;
Auctions;
Mathematical Methods
MacKay, Alexander. "Contract Duration and the Costs of Market Transactions." American Economic Journal: Microeconomics 14, no. 3 (August 2022): 164–212.
- 2023
- Working Paper
Dynamic Pricing, Intertemporal Spillovers, and Efficiency
By: Alexander J. MacKay, Dennis Svartbäck and Anders G. Ekholm
Pricing technology that allows firms to rapidly adjust prices has two potential benefits.
Time-varying prices can respond to high-frequency demand shocks to generate greater revenues,
and they can also be used to smooth out demand to reduce costs. Using data...
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MacKay, Alexander J., Dennis Svartbäck, and Anders G. Ekholm. "Dynamic Pricing, Intertemporal Spillovers, and Efficiency." Harvard Business School Working Paper, No. 23-007, July 2022. (Revised December 2023.)
- July 7, 2022
- Other Article
Are Online Prices Higher Because of Pricing Algorithms?
By: Zach Y. Brown and Alexander J. MacKay
This article reviews recent work examining pricing strategies of major online retailers and the potential effects of pricing algorithms. We describe how pricing algorithms can lead to higher prices in a number of ways, even if some characteristics of these algorithms...
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Keywords:
Pricing Algorithms;
Online Marketplace;
Digital Strategy;
Internet and the Web;
Retail Industry
Brown, Zach Y., and Alexander J. MacKay. "Are Online Prices Higher Because of Pricing Algorithms?" Brookings Series: The Economics and Regulation of Artificial Intelligence and Emerging Technologies (July 7, 2022).
- 2022
- Working Paper
Hidden Alpha
By: Lauren Cohen, Manuel Amman, Alexander Cochardt and Stephan Heller
Using the setting of financial agents, we explore the importance of hidden connections relative
to all other network connections. We find that hidden connections are those associated with
the largest and most significant abnormal returns accruing to fund managers—on...
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